this derivation will be built:
  /nix/store/by3gah4mifvn4663zha2mrw43bli8y7p-interpolate-conformance.drv
building '/nix/store/by3gah4mifvn4663zha2mrw43bli8y7p-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-26T18:44:27.917Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-26T18:44:28.512Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-26T18:44:28.932Z level=INFO msg="Upload complete. (1.086s)"